CN219023162U

CN219023162U - Wrist rehabilitation training device

Info

Publication number: CN219023162U
Application number: CN202223290711.6U
Authority: CN
Inventors: 张大鹏; 王利全; 刘丽
Original assignee: Suzhou Hefu Intelligent Medical Instrument Co ltd
Current assignee: Suzhou Hefu Intelligent Medical Instrument Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-05-16
Anticipated expiration: 2032-12-08

Abstract

The utility model discloses a wrist rehabilitation training device, and relates to the technical field of rehabilitation training devices. The utility model comprises an arm protection sleeve and a rubber air cushion sleeve, wherein one end of the arm protection sleeve is rotationally connected with an arc-shaped sliding plate, a connecting seat is fixed on the arc-shaped sliding plate, a rotating assembly is fixed on the connecting seat, and a telescopic rod is fixed at one end of the rotating assembly, which is far away from the connecting seat; one end of the two telescopic rods, which is far away from the rotating assembly, is connected with a holding shaft, and an anti-slip rubber sleeve is sleeved on the outer circular surface of the holding shaft. According to the utility model, the resistance structure for wrist rehabilitation training is combined by the arc-shaped sliding plate, the connecting seat, the rotating component, the telescopic rod, the holding shaft and the like which are arranged on the armguard sleeve, the holding shaft held in the palm pushes the telescopic rod to rotate around the bearing connecting shaft as the circle center, and the torsion spring provides spring damping when the bearing connecting shaft rotates. The torsion of the torsion spring is adjusted by changing the movement amplitude of the wrist, so that the training of different damping sizes is realized, and the wrist is trained.

Description

Wrist rehabilitation training device

Technical Field

The utility model belongs to the technical field of rehabilitation training devices, and particularly relates to a wrist rehabilitation training device.

Background

The central nerve injuries such as cerebrovascular accident, brain trauma and the like can lead to contracture of muscles at the wrist joint, thereby further causing injury of wrist movement function and causing limited wrist joint movement. Training of the wrist is required during the treatment. The existing wrist joint rehabilitation training device can only train wrist palm or dorsum manus flexion and extension, the training degree of freedom is single, the wrist joint adduction or abduction degree of freedom cannot be trained, the rehabilitation speed of a patient is influenced, for the rehabilitation of the wrist joint, the wrist belongs to a multi-degree-of-freedom movable joint, and only training a certain direction is unfavorable for the comprehensive rehabilitation of the wrist joint. Therefore, in view of the above problems, the present application proposes a device capable of flexibly training the wrist at multiple angles, so as to improve the training effect on the wrist.

Disclosure of Invention

The utility model aims to provide a wrist rehabilitation training device which solves the problems in the background technology.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a wrist rehabilitation training device which comprises an arm protection sleeve and a rubber air cushion sleeve arranged on the inner wall of the arm protection sleeve, wherein an arc-shaped sliding plate which is arranged oppositely is rotationally connected to the outer circular surface of one end of the arm protection sleeve, connecting seats are fixed on the outer cambered surfaces of the two arc-shaped sliding plates, a rotating assembly is fixed on the connecting seats through bolts, and a telescopic rod is fixed at one end, far away from the connecting seats, of the rotating assembly; the two telescopic links are connected with a holding shaft at one end far away from the rotating assembly, and an anti-slip rubber sleeve is sleeved on the outer circular surface of the holding shaft.

As a preferable technical scheme of the utility model, the arm protection sleeve comprises two hinged semicircular pipes, semicircular sliding grooves matched with the arc-shaped sliding plates are respectively fixed on the outer circumferential surfaces of one ends of the two semicircular pipes, a connecting screw rod is hinged on the outer circumferential surface of one semicircular pipe along the axial direction, a clamping seat matched with the connecting screw rod is fixed on the outer circumferential surface of the other semicircular pipe along the axial direction, and the top end of the connecting screw rod is in threaded connection with an internal thread locking nut of which the bottom end is abutted against the clamping seat.

As a preferable technical scheme of the utility model, a fastening bolt penetrates through the arc-shaped sliding plate on the outer arc surface and at one side of the connecting seat, and the fastening bolt is in threaded connection with the arc-shaped sliding plate.

As a preferable technical scheme of the utility model, the rotating assembly comprises a bearing seat fixedly connected with a connecting seat through a screw, a bearing is arranged in the bearing seat, a bearing connecting shaft is arranged in an inner hole of the bearing, one end of the bearing connecting shaft extends to the outside of the bearing seat and is fixedly connected with a telescopic rod through the screw, and a torsion spring is arranged between the bearing connecting shaft and the inner bottom of the bearing seat.

As a preferable technical scheme of the utility model, the rubber air cushion sleeve is composed of two semicircular air cushion columns, one end of each semicircular air cushion column is fixedly provided with an air pipe with a valve, the outer circular surface of each semicircular air cushion column is provided with a limit strip matched with the semicircular pipe, and the inner circular surface of each semicircular air cushion column is provided with an anti-skid rubber strip.

As a preferable technical scheme of the utility model, the inner circular surface of the semicircular tube is provided with a limit groove matched with the limit strip.

As a preferable technical scheme of the utility model, the telescopic rod comprises a spring sleeve fixedly connected with a bearing connecting shaft through a screw, one end of the spring sleeve is sealed, one end of the spring sleeve is fixedly provided with an end cover, a guide rod penetrates through the end cover, the guide rod is fixedly connected with a holding shaft through a swivel seat, one end of the guide rod, which is positioned in the spring sleeve, is fixedly provided with a piston matched with an inner cavity of the spring sleeve, and the spring sleeve is internally provided with a compression spring with one end propped against the inner bottom of the spring sleeve and one end propped against the piston.

The utility model has the following beneficial effects:

1. according to the utility model, the resistance structure for wrist rehabilitation training is combined by the arc-shaped sliding plate, the connecting seat, the rotating component, the telescopic rod, the holding shaft and the like which are arranged on the armguard sleeve, the holding shaft held in the palm pushes the telescopic rod to rotate around the bearing connecting shaft as the circle center, and the torsion spring provides spring damping when the bearing connecting shaft rotates. The torsion of the torsion spring is adjusted by changing the movement amplitude of the wrist, so that the training of different damping sizes is realized, and the wrist is trained.

2. The wrist training structure can rotate around the armguard sleeve, can realize the aim of flexibly training the wrist at multiple angles during use, is suitable for training the wrist joint, and improves the training effect on the wrist joint.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a wrist rehabilitation training device according to the present utility model.

Fig. 2 is a schematic structural view of another view of the present utility model.

Fig. 3 is a front view of the present utility model.

Fig. 4 is a schematic cross-sectional view of fig. 3 at A-A.

Fig. 5 is a schematic view of a partially enlarged structure at a in fig. 1.

Fig. 6 is a partially enlarged schematic structural view of fig. 4 at B.

Fig. 7 is a schematic structural view of the arm-protecting cover.

Fig. 8 is a schematic structural view of the rubber cushion cover.

In the drawings, the list of components represented by the various numbers is as follows:

the device comprises a 1-arm protection sleeve, a 2-rubber air cushion sleeve, a 3-arc-shaped sliding plate, a 4-connecting seat, a 5-rotating assembly, a 6-telescopic rod, a 7-holding shaft, an 8-anti-skid rubber sleeve, a 9-fastening bolt, a 101-semicircular pipe, a 102-semicircular sliding groove, a 103-internal thread lock nut, a 104-limiting groove, a 201-semicircular air bag column, a 202-air pipe, a 203-limiting strip, a 204-anti-skid rubber strip, a 501-bearing seat, a 502-bearing, a 503-bearing connecting shaft and a 504-torsion spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

First embodiment:

referring to fig. 1-8, the utility model discloses a wrist rehabilitation training device, which comprises an arm protection sleeve 1 and a rubber air cushion sleeve 2 arranged on the inner wall of the arm protection sleeve 1, wherein two oppositely arranged arc-shaped sliding plates 3 are rotatably connected on the outer circular surface of one end of the arm protection sleeve 1, connecting seats 4 are respectively fixed on the outer cambered surfaces of the two arc-shaped sliding plates 3, a rotating assembly 5 is fixed on the connecting seats 4 through bolts, and a telescopic rod 6 is fixed at one end, far away from the connecting seats 4, of the rotating assembly 5; one end of the two telescopic rods 6 far away from the rotating assembly 5 is connected with a holding shaft 7, and an anti-slip rubber sleeve 8 is sleeved on the outer circular surface of the holding shaft 7.

The rotating assembly 5 comprises a bearing seat 501 fixedly connected with the connecting seat 4 through a screw, a bearing 502 is arranged in the bearing seat 501, a bearing connecting shaft 503 is arranged in an inner hole of the bearing 502, one end of the bearing connecting shaft 503 extends to the outside of the bearing seat 501 and is fixedly connected with the telescopic rod 6 through the screw, and a torsion spring 504 is arranged between the bearing connecting shaft 503 and the inner bottom of the bearing seat 501.

The arm protection sleeve 1 comprises two hinged semicircular pipes 101, semicircular sliding grooves 102 matched with the arc-shaped sliding plates 3 are respectively fixed on the outer circumferential surfaces of one ends of the two semicircular pipes 101, connecting screws are hinged to the outer circumferential surfaces of the semicircular pipes 101 along the axial direction, clamping bases matched with the connecting screws are fixed to the outer circumferential surfaces of the other half semicircular pipes 101 along the axial direction, inner thread locking nuts 103 with the bottoms abutted against the clamping bases are connected to the top ends of the connecting screws in a threaded mode, and limiting grooves 104 matched with limiting strips 203 are formed in the inner circumferential surfaces of the semicircular pipes 101.

The telescopic link 6 includes the spring sleeve pipe through screw and bearing connecting axle 503 fixed connection, and spring sleeve pipe one end seals one end and is fixed with the end cover, runs through on the end cover has the guide arm, and the guide arm passes through swivel mount and grips axle 7 fixed connection, and the guide arm is located the inside one end of spring sleeve pipe and is fixed with the piston with spring sleeve pipe inner chamber complex, and spring sleeve pipe inside is provided with one end and supports the compression spring who tightly in spring sleeve pipe inner bottom, one end support tightly on the piston.

One specific application of this embodiment is: when a user uses the wrist rehabilitation training device to perform wrist rehabilitation training, the arm protection sleeve 1 is opened, then the arm protection sleeve 1 is worn on a small arm, the connecting screw rod is clamped behind the clamping seat, the two hinged semicircular pipes 101 are fixed together by screwing the internal thread lock nut 103, the position of the arm protection sleeve 1 on the small arm is adjusted, the palm can hold the anti-slip rubber sleeve 8, then a proper amount of air is flushed into the semicircular air bag column 201, the arm protection sleeve 1 is firmly worn on the small arm, when the wrist does forearm motion, the telescopic rod 6 is pushed to rotate around the bearing connecting shaft 503 as the center of a circle through the holding shaft 7 held in the palm, and at the moment, the torsion spring 504 provides spring damping when the bearing connecting shaft 503 rotates. By varying the magnitude of the motion relative to the wrist, the magnitude of the torsion of torsion spring 504 is adjusted, thereby achieving different damping levels of training.

Specific embodiment II:

on the basis of the first embodiment, the present embodiment is different in that:

as shown in fig. 1, 2 and 5, a fastening bolt 9 penetrates through the outer arc surface of the arc-shaped sliding plate 3 and is positioned on one side of the connecting seat 4, and the fastening bolt 9 is in threaded connection with the arc-shaped sliding plate 3. Through the fastening bolt 9 that runs through arc slide 3 and with arc slide 3 threaded connection, fixed arc slide 3 when using, after dressed armguard 1, the user can be according to the rotation angle adjustment of wrist needs when using and grip the position of axle 7, and the person of facilitating the use holds the grasp, does not need to wear again after taking off whole device, improves the convenience when using.

Third embodiment:

on the basis of the second embodiment, the difference of this embodiment is that:

as shown in fig. 1, 2 and 8, the rubber air cushion sleeve 2 is composed of two semicircular air cushion columns 201, one end of each semicircular air cushion column 201 is fixed with an air pipe 202 with a valve, the outer circular surface of each semicircular air cushion column 201 is provided with a limit strip 203 matched with the semicircular pipe 101, and the inner circular surface of each semicircular air cushion column 201 is provided with an anti-skid rubber strip 204. The trachea 202 that sets up on the semi-circular gasbag post 201 is used for to the semi-circular gasbag post 201 to blow in the air after wearing armguard 1 for semi-circular gasbag post 201 inflation, thereby make armguard 1 can firm cover on the arm, guarantee sufficient travelling comfort when improving the wearing stability.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides a wrist rehabilitation training device, includes armguard cover (1) and installs rubber air cushion cover (2) on armguard cover (1) inner wall, its characterized in that:

the outer circular surface of one end of the arm protection sleeve (1) is rotationally connected with two oppositely arranged arc-shaped sliding plates (3), connecting seats (4) are respectively fixed on the outer cambered surfaces of the two arc-shaped sliding plates (3), rotating components (5) are fixed on the connecting seats (4) through bolts, and telescopic rods (6) are fixed at one ends, far away from the connecting seats (4), of the rotating components (5);

one end of each telescopic rod (6) far away from the corresponding rotating assembly (5) is connected with a holding shaft (7), and an anti-slip rubber sleeve (8) is sleeved on the outer circular surface of each holding shaft (7).

2. The wrist rehabilitation training device according to claim 1, wherein the arm protection sleeve (1) comprises two hinged semicircular tubes (101), semicircular sliding grooves (102) matched with the arc-shaped sliding plate (3) are respectively fixed on the outer circumferential surface of one end of each semicircular tube (101), a connecting screw rod is hinged on the outer circumferential surface of one semicircular tube (101) along the axial direction, a clamping seat matched with the connecting screw rod is fixed on the outer circumferential surface of the other semicircular tube (101) along the axial direction, and the top end of the connecting screw rod is in threaded connection with an internal thread locking nut (103) with the bottom end abutted against the clamping seat.

3. The wrist rehabilitation training device according to claim 2, wherein a fastening bolt (9) penetrates through the outer cambered surface of the arc-shaped sliding plate (3) and is positioned on one side of the connecting seat (4), and the fastening bolt (9) is in threaded connection with the arc-shaped sliding plate (3).

4. The wrist rehabilitation training device according to claim 1, wherein the rotating assembly (5) comprises a bearing seat (501) fixedly connected with the connecting seat (4) through a screw, a bearing (502) is arranged in the bearing seat (501), a bearing connecting shaft (503) is arranged in an inner hole of the bearing (502), one end of the bearing connecting shaft (503) extends to the outside of the bearing seat (501) and is fixedly connected with the telescopic rod (6) through the screw, and a torsion spring (504) is arranged between the bearing connecting shaft (503) and the inner bottom of the bearing seat (501).

5. The wrist rehabilitation training device according to claim 1, wherein the rubber air cushion sleeve (2) is composed of two semicircular air cushion columns (201), an air pipe (202) with a valve is fixed at one end of each semicircular air cushion column (201), a limit strip (203) matched with the semicircular pipe (101) is arranged on the outer circular surface of each semicircular air cushion column (201), and an anti-slip rubber strip (204) is arranged on the inner circular surface of each semicircular air cushion column (201).

6. The wrist rehabilitation training device according to claim 5, wherein a limit groove (104) matched with the limit bar (203) is formed on the inner circular surface of the semicircular tube (101).

7. The wrist rehabilitation training device according to claim 4, wherein the telescopic rod (6) comprises a spring sleeve fixedly connected with a bearing connecting shaft (503) through a screw, an end cover is fixed at one end of the spring sleeve in a sealing way, a guide rod penetrates through the end cover and is fixedly connected with a holding shaft (7) through a swivel base, a piston matched with the inner cavity of the spring sleeve is fixed at one end of the guide rod, and a compression spring with one end propped against the inner bottom of the spring sleeve and one end propped against the piston is arranged inside the spring sleeve.